NAICS 523120: Securities Brokerage
This industry comprises establishments primarily engaged in underwriting, originating, and/or maintaining markets for issues of securities, or acting as agents (i.e., brokers) between buyers and sellers in buying or selling securities on a commission or transaction fee basis.  Investment bankers act as principals (i.e., investors who buy or sell on their own account) in firm commitment transactions or act as agents in best effort and standby commitments.  This industry also includes establishments acting as principals in buying or selling securities generally on a spread basis, such as securities dealers or stock option dealers.

Illustrative Examples:

Bond dealing (i.e., acting as a principal in dealing securities to investors)
Mutual fund agencies (i.e., brokerages)
Securities brokerages
Securities underwriting
Stock brokerages
Stock options dealing

ExioML sector: Services auxiliary to financial intermediation (67)
Region: US | Year: 2022
Sector value added: 469981.27788 M EUR | Employment: 1762.64749713 thousand persons
Sector GHG emissions: 5220632767.54 kg CO2 eq | Energy carrier net total: 101436.728861 TJ | Carbon intensity: 0.011108171778861755

Company: Citigroup Global Markets Inc
Citigroup Global Markets Inc. provides banking and financial services. The Bank offers personal banking, securities trading, wealth, treasury management, and other financial services. Citigroup Global Markets serves clients worldwide.